text: //
  //  NSString+RSExtras.h
  //  Vesper
  //
  //  Created by Brent Simmons on 12/4/12.
  //  Copyright (c) 2012 Ranchero Software. All rights reserved.
  //
  
  
  @import Foundation;
  
  
  @interface NSString (RSExtras)
  
  
  - (NSString *)rs_firstLine; /*Text until cr or lf.*/
  - (NSUInteger)rs_indexOfCROrLF;
  
  - (BOOL)rs_hasNonWhitespaceAndNewlineCharacters;
  
  @end
  